Database & Content

The data and content that are delivered on Directory Assistance calls are as important as the technical infrastructure to deliver them and telephone service providers have the highest demands for quality and accuracy. The Directory Assistance market is evolving from a provider of listing information to interactive and dynamic content especially on mobile devices.

VoltDelta provides a variety of services to support this evolution:

• DirectoryExpress^SM – the highest quality national telephone listing database
• iExpress^SM – Business categories and enhanced content services
• InterceptExpress^SM – Informs callers of changed telephone number